Enter Now Sunday 30th June 2019 Quick Event InfoCenturion Tri Imperial 100 Mile: 1.25-Mile Swim, 84-Mile Bike, 15-Mile Run Metric 100K: 2Km Swim, 82Km Bike, 16Km Run Venue: Stanborough Lakes, Hertfordshire Organiser: ActiveTrainingWorld Race Info: Centurion Race Info Other ATW Events Hertfordshire Triathlon Bedfordshire Triathlon Hatfield 5 Run Fest at Lee Valley Love Welwyn Garden City 10K Welwyn Half Marathon Hillingdon Half & 10K
